STK4050XI

Ordering number : EN4592A Thick Film Hybrid IC STK4050XI AF Power Amplifier (Split Power Supply) (200 W min, THD = 0.008%) Features Compact packaging supports slimmer set designs Series designed from 20 up to 100 W (200 W) and pincompatibility (120 to 200 W have 18 pins) Simpler heat sink design facilitates thermal design of slim stereo sets Current mirror circuit application reduce distortion to 0.008 % Supports addition of electronic circuits for thermal shutdown and load-short protection circuit as well as pop noise muting which occurs when the power supply switch is turned on and off. Package Dimensions unit: mm 4051A [STK4050XI] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Symbol VCC max θj-c Tj Tc Tstg Condition Rating ± 95 0.95 150 125 –30 to +125 Unit V °C/W °C °C °C Recommended Operational Conditions at Ta = 25°C Parameter Recommended supply voltage Load resistance Symbol VCC RL Condition Rating ± 66 8 Unit V Ω Operating Characteristics at Ta = 25°C, VCC = ± 66 V, RL = 8 Ω, VG = 40 dB, Rg = 600 Ω, 100 k LPF ON, RL (non-inductive) Rating Parameter Quiescent current Output power Total harmonic distortion Frequency response Input resistance Output noise voltage Neutral voltage Symbol ICCO PO THD fL, fH ri VNO VN Condition VCC = ± 80 V THD = 0.008 %, f = 20 Hz to 20 kHz PO = 1.0 W, f = 1 kHz PO = 1.0 W, +0 dB –3 20 to 50k 55 1.2 –70...